Description The Tread Labs Pace 2 Insoles deliver firm, clinical-grade arch support for hiking, running, training, and everyday wear while helping address plantar fasciitis, overpronation, and other common foot pain. Available in three arch heights, the 26-33 ARCHitecture(TM) support system is designed to match the natural shape of your foot, while the new Precision Heel Cushion adds targeted impact absorption, and the Friction-Control Pattern helps reduce noise and slippage. Replaceable top covers extend the life of the insoles, making them a durable, long-term option for footwear with removable insoles. Sizing Insole Size Shoe Size 8 8 - 8.5 9 9 - 9.5 10 10 - 10.5 11 11 - 11.5 12 12 - 12.5 13 13 - 13.5 Specs Arch Heights Low - 27 mm / 1.1 inMedium - 30 mm / 1.2 inHigh - 33 mm / 1.3 in Top Cover Thickness 5 mm Arch Support Material 2.5 mm Polypro+ Manufacturer Warranty "Million Mile" Lifetime on molded arch support